(19)
(11)
EP 1 733 488 A1
(12)
(43)
Date of publication:
20.12.2006
Bulletin 2006/51
(21)
Application number:
05734303.0
(22)
Date of filing:
08.04.2005
(51)
International Patent Classification (IPC):
H04B
7/204
(2006.01)
H04B
17/00
(2006.01)
H04B
7/005
(2006.01)
H04B
7/216
(2006.01)
(86)
International application number:
PCT/CA2005/000543
(87)
International publication number:
WO 2005/099130
(
20.10.2005
Gazette 2005/42)
(84)
Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
(30)
Priority:
09.04.2004
US 560591 P
(71)
Applicant:
Axiocom Inc.
Trois-Rivières, Québec G9A 4J4 (CA)
(72)
Inventors:
AHMED-OUAMEUR, Messaoud
Trois-Rivières, Québec G8Y 3Y9 (CA)
MASSICOTTE, Daniel
Trois-Rivières, Québec G8Y 3Y9 (CA)
(74)
Representative:
Schmit, Christian Norbert Marie
Schmit Chretien Schihin SNC 8, place du Ponceau
95000 Cergy
95000 Cergy (FR)
(54)
METHOD AND SYSTEM FOR MULTI-USER CHANNEL ESTIMATION IN DS-CDMA SYSTEMS